| County Mayor | Matt Adcock | (615) 597-5175 mayoradcockdekalbtn@gmail.com |
| Hwy Chief Admin Off | Danny Hale | (615) 597-4144 dekalbhwydept@hotmail.com |
| Assessor of Property | Shannon Cantrell | (615) 597-5925 shannon.cantrell@cot.tn.gov |
| General Sessions Court Judge | Bratten Hale Cook II | (615) 597-1400 bcook@dtccom.net |
| Trustee | Sean Driver | (615) 597-5176 sdrivertrustee@dtccom.net |
| Clerk & Master | Debra Malone | (615) 597-4360 debra.malone@tncourts.gov |
| Circuit Court Clerk | Susan Martin | (615) 597-5711 susan.martin@tncourts.gov |
| County Clerk | Jimmy Poss | (615) 597-5177 jimposs72@yahoo.com |
| Sheriff | Patrick Ray | (615) 597-4935 sheriffray@gmail.com |
| Register of Deeds | Daniel Seber | (615) 597-4153 dekalbregisterofdeeds@gmail.com |
| Administrator of Elections | Dennis Stanley | (615) 597-4146 dekalbelections@dtccom.net |